Possible Clues:

• Robert B. Parker's fictional detective
• Author in topless attire upset poet
• Poet feeling right about page
• Poet writes in margins of some recipe
• This author, originator of stanza, writes to the Queen
• Private eye in dozens of novels
• Author entombed near Chaucer in 1599, thus creating Westminster Abbey's Poets' Corner
• Milton's ''sage and serious Poet''
• "For Hire" detective
• TV sleuth who was for hire